body {
    background-image: url('hzu.jpg');
	background-size: cover;
    height: 100vh;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.content {
	text-align: center;
    background-color: rgba(255, 255, 255, 0.3);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); /*阴影效果*/
	display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

table {
    border-collapse: collapse; /*合并边框方式*/
    width: 50%;
    max-width: 100%;
    min-width: 300px;
    margin-top: 0 auto;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

table, th, td {
    border: 1px solid black; /*边框样式*/
    padding: 8px;
    min-width: 100px;
    max-width: 300px;
    word-wrap: break-word; /*自动换行*/
}

button {
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
	border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    color: black;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: rgba(255, 255, 255, 0.5);
}

h2 {
    text-align: center;
}
